201638672

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{206597}}^1$

素因数の和:206666

約数の個数: 20

約数和(自身を含む): 397081356

約数和(自身を除く): 195442684

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 206597, 413194, 826388, 1652776, 3305552, 12602417, 25204834, 50409668, 100819336, 201638672]

約数ペア:

[(1, 201638672), (2, 100819336), (4, 50409668), (8, 25204834), (16, 12602417), (61, 3305552), (122, 1652776), (244, 826388), (488, 413194), (976, 206597)]